Read Sharp MX-M364N / MX-565N (serv.man4) Service Manual online
MX-M565N EXTERNAL VIEW AND INTERNAL STRUCTURE 3 – 5
E. DSPF
(1)
Roller
(2)
Sensors and Switches
No.
Name
Function/ Operation
1
Pickup roller
Picks up a document and feeds it to the document feed roller.
2
Document feed roller
Performs the document feed operation of documents.
3
Separation roller
Separates document pages to prevent against a double-feed.
4
No. 1 registration roller (Drive)
Controls paper transport timing and creates buckle to eliminate possible paper skew.
5
No. 1 registration roller (Idle)
Applies pressure to document page and the registration roller, and provides transport power of the registration roller to
document.
document.
6
Transport roller 1 (Drive)
Transports document from No. 1 registration roller to No. 2 registration roller.
7
Transport roller 1 (Idle)
Applied pressure to document and the transport roller, and provides the transport power of the transport roller to
document.
document.
8
No. 2 registration roller (Drive)
Synchronizes timing between the lead edge of a document and the scan start position.
9
No. 2 registration roller (Idle)
Applies pressure to document and the registration roller, and provides transport power of the registration roller to
document.
document.
10
Transport roller 2 (Drive)
Transports document from the No. 1 scan section to the transport roller 3.
11
Transport roller 2 (Idle)
Applies pressure to document and the transport roller and provides transport power of the transport roller to document.
12
Transport roller 3 (Drive)
Transports document from the transport roller 2 to the document exit roller.
13
Transport roller 3 (Idle)
Applies pressure to document and the transport roller and provides transport power of the transport roller to document.
14
Document exit roller (Drive)
Discharges document.
15
Document exit roller (Idle)
Applies pressure to document and the document exit roller and provides transport power of the document exit roller to
document.
document.
Signal name
Name
Type
Function/Operation
SCOV
DSPF upper door open/close detector
Transmission type
Detects open/close of the upper door.
SLCOV
DSPF lower door open/close detector
Micro switch
Detects open/close of the lower door.
SOCD
DSPF open/close detector
Transmission type
Detects open/close of the DSPF unit.
SPED1
DSPF document upper limit detector
Transmission type
Detects the upper limit of the DSPF document.
SPED2
DSPF document empty detector
Transmission type
Detects document empty in the document feed tray.
SPLS1
DSPF document length detection short detector
Transmission type
Detects the document length of the document feed tray upper.
SPLS2
DSPF document length detection long detector
Transmission type
Detects the document length of the document feed tray upper.
SPOD
DSPF document exit detector
Transmission type
Detects document exit of the document.
SPPD1
DSPF document pass detector 1
Transmission type
Detects pass of the document.
SPPD2
DSPF document pass detector 2
Transmission type
Detects pass of the document.
SPPD3
DSPF document pass detector 3
Transmission type
Detects pass of the document.
SPPD4
DSPF document pass detector 4
Transmission type
Detects pass of the document.
SPPD5
DSPF document pass detector 5
Transmission type
Detects pass of the document.
SPRDMD
DSPF document random detector
Transmission type
Detects the document size in random document feed.
SPWS
DSPF document width detector
Volume resistor
Detects the document width of the document feed tray upper.
STLD
DSPF document feed tray lower limit detector
Transmission type
Detects the lower limit of the document feed tray.
STUD
DSPF document feed tray upper limit detector
Transmission type
Detects the upper limit of the document feed tray.
3
9
1
2
5
7
4
6
10
12
14
8
11
13
15
SPPD2
SPPD1
SCOV
SPRDMD
STUD
SPPD3
SPPD4
SOCD
SLCOV
SPPD5
SPOD
SPED2
STLD
SPED1
SPWS
SPLS1
SPLS2
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